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Caterpillar 345 Tier 3 Large Excavator for Mining & Infrastructure - Reliable China Suppliers & Factory
Benefits
Work Smart
Smart Mode automatically optimizes power output to deliver maximum fuel efficiency. It delivers less power during swinging motions and boosts power when digging for ideal performance.
Modern Cab for Less Fatigue, More Comfort
Built for rugged and demanding job sites, the 345's cab is equipped with advanced safety and comfort features that help reduce operator fatigue, noise, vibration, and extreme temperatures during long working hours.
Save Time and Lower Operating Costs
Cat® Next Generation Excavators feature common components, extended and coordinated service intervals, along with professional customer service and comprehensive product support.
Features At A Glance
Latest Features
Performance Powerhouse
Ultimate Operator Comfort
Intuitive And Empowering To Operate
Easy And Economical Maintenance
Safe Home Every Day
Solutions For Your Success
Dedicated Service And Superior Support
Specifications
| Engine | Net Power - ISO 9249 | 258 kW |
| Engine Model | Cat C9.3 | |
| Engine Power - ISO 14396 | 259 kW | |
| Bore | 115 mm | |
| Stroke | 149 mm | |
| Displacement | 9.3 l | |
| Weights | Operating Weight | 42200 kg |
| Working Ranges and Forces | Maximum Digging Depth | 7200 mm |
| Boom | Reach 6.9m (22.8") | |
| Stick | R2.9TB (9'6") | |
| Bucket | HD 2.41 m³ (3.15 yd³) | |
| Maximum Reach at Ground Level | 11290 mm | |
| Maximum Cutting Height | 10540 mm | |
| Maximum Loading Height | 7210 mm | |
| Minimum Loading Height | 3130 mm | |
| Maximum Depth Cut for 2440 mm (8 ft) Level Bottom | 7040 mm | |
| Maximum Vertical Wall Digging Depth | 5390 mm | |
| Bucket Digging Force - ISO | 235 kN | |
| Stick Digging Force - ISO | 198 kN | |
| Hydraulic System | Main System - Maximum Flow | 630 l/min (166 gal/min) |
| Maximum Pressure - Equipment | 35000 kPa | |
| Maximum Pressure - Travel | 35000 kPa | |
| Maximum Pressure - Swing | 28000 kPa | |
| Swing Mechanism | Swing Speed | 8.27 r/min |
| Maximum Swing Torque | 155 kN·m | |
| Service Refill Capacities | Fuel Tank Capacity | 600 l |
| Cooling System | 40 l | |
| Engine Oil | 32 l | |
| Swing Drive | 13.5 l | |
| Final Drive - Each | 8 l | |
| Hydraulic System - Including Tank | 423 l | |
| Hydraulic Tank | 186 l | |
| Dimensions | Boom | Reach 6.9m (22.8") |
| Stick | R2.9TB (9'6") | |
| Bucket | HD 2.41 m³ (3.15 yd³) | |
| Shipping Height - Top of Cab | 3230 mm | |
| Handrail Height | 3370 mm | |
| Shipping Length | 11620 mm | |
| Tail Swing Radius | 3530 mm | |
| Counterweight Clearance | 1300 mm | |
| Ground Clearance | 520 mm | |
| Track Length | 5030 mm | |
| Track Length to Center of Rollers | 4040 mm | |
| Track Gauge | 2740 mm | |
| Transport Width | 3340 mm |
Frequently Asked Questions
What is the operating weight of the Cat 345 Tier 3 Large Excavator?
The Cat 345 Tier 3 Large Excavator has an operating weight of 42,200 kg, making it a robust and powerful machine suited for large-scale earthmoving and construction projects.
What engine does the Cat 345 Tier 3 use, and what is its net power output?
The Cat 345 Tier 3 is powered by the Cat C9.3 engine, delivering a net power of 258 kW (ISO 9249) and an engine power of 259 kW (ISO 14396), providing exceptional performance for demanding job sites.
What is the maximum digging depth of the Cat 345 Tier 3 excavator?
The Cat 345 Tier 3 achieves a maximum digging depth of 7,200 mm (approximately 23.6 ft), and a maximum reach at ground level of 11,290 mm, enabling efficient operation across a wide working range.
How does Smart Mode improve fuel efficiency on the Cat 345 Tier 3?
Smart Mode automatically optimizes the machine's power output based on the task at hand. It reduces power during swinging motions and increases it during digging cycles, ensuring maximum fuel efficiency without sacrificing productivity.
What is the fuel tank capacity and hydraulic system capacity of the Cat 345 Tier 3?
The Cat 345 Tier 3 features a fuel tank capacity of 600 liters and a total hydraulic system capacity (including tank) of 423 liters, with a dedicated hydraulic tank of 186 liters to support continuous heavy-duty operations.
What comfort and safety features are included in the Cat 345 Tier 3 cab?
The Cat 345 Tier 3 cab is designed for operator well-being on rugged job sites. It includes advanced safety systems, noise and vibration reduction technology, climate control for extreme temperatures, and ergonomic controls — all aimed at reducing operator fatigue during long working hours.